Granted Patent
Utility
US 5,010,891 · App. 07/336,874
Cerebral biopotential analysis system and method
Inventor:
Nassib G. Chamoun
Patented Case
View Patent ↗
Granted: Apr 30, 1991
Filed: Apr 12, 1989
Inventor
Nassib G. Chamoun
Assignee (at issue)
Biometrak Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.